I just tried this debloat script and it failed

At line:1 char:1
+ iex ((New-Object System.Net.WebClient).DownloadString('https://git.io ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This script contains malicious content and has been blocked by your antivirus software.
+ CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException
+ FullyQualifiedErrorId : ScriptContainedMaliciousContent

I turned of McAfee Realtime scanning but it didn't help.
To be sure, I also copied the script from the git hub website, but it still failed
Any ideas


BIAB for Windows Version 2019 (643)
Windows 10 (1909)